- Aeronautics (4)
- Astronautics (2)
- Aeronautics, Military (1)
- Air pilots (1)
- Airplane racing (1)
- Apollo Lunar Module (1)
- Apollo Project (1)
- Astronauts (1)
- Balloons (1)
- Caproni Ca.3 (1)
- Dietetics (1)
- Food (1)
- Helicopters (1)
- Kinetic art (1)
- Lockheed HC-130P (MC-130P) Combat Shadow (1)
- Lockheed KC-130 Hercules Family (1)
- Manned space flight (1)
- Mercury Project (1)
- Project Apollo (U.S.) (1)
- Sikorsky (S-61R) CH-3C Jolly Green Giant (1)
- Sikorsky (S-65A) HH-53B Super Jolly (1)
- Space suits (1)
- World War, 1914-1918 (1)
- Wright (Co) Model EX "Vin Fiz" (1)
Our collections specialists actively work on the conservation, preservation, restoration, and long-term care of the objects in our collection. From full-scale restoration projects to applying preservation techniques and doing regular assessments, these activities form a crucial part of our stewardship of the National Collection.